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Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe - Kaiserl. Akademie der Wissenschaften in Wien. Mathematisch-Naturwissenschaftliche Klasse. (K.-K. Hof-und Staatsdruckerei in Commission bei Karl Gerold's Sohn, 1859)

Sitzungsberichte und Abhandlungen der Naturwissenschaftlichen Gesellschaft Isis in Dresden - Gesellschaft Isis in Dresden. (Warnatz & Lehmann, 1883)

Sixth annual report of the United States geological survey of the Territories, embracing portions of Montana, Idaho, Wyoming, and Utah : being a report of progress of the explorations for the year 1872 - Geological; Geographical Survey of the Territories (U.S.) (G.P.O, 1873)

Skandinaviens foglar - Holmgren, August Emil, 1829 -1888 (P.A. Norstedt & söner, 1866)

Skandinaviens fugle, med særligt hensyn til Danmark og de nordlige bilande - Grönvold, Henrik, 1858 -1940 (L.A. Jørgensen, 1875)

Skandinavisk fauna - Nilsson, Sven, 1787 -1883 (Tryckt uti Borlingska Boktryckeriet, 1820)

Sketch-book of British birds - Sharpe, Richard Bowdler, 1847 -1909 (Society for Promoting Christian Knowledge, 1898)

A sketch of the natural history (vertebrates) of the British Islands. With a concise bibliography of popular works relating to the British fauna, and a list of field clubs and natural history societies in the United Kingdom - Aflalo, Frederick G. (Frederick George), 1870 -1918 (W. Blackwood and Son, 1898)

A sketch of the natural history (vertebrates) of the British Islands : With a concise bibliography of popular works relating to the British fauna, and a list of field clubs and natural history societies in the United Kingdom - Aflalo, Frederick G. (Frederick George), 1870 -1918 (W. Blackwood and Son, 1898)

Sketch of the North-West of America (Printed by J. Lovell, 1870)

Sketch of the North-West of America (s.n.], 1870)

Sketches of bird life; from twenty years observation of their haunts & habits - Harting, James Edmund, 1841 -1928 (Allen, 1883)

Skizzirte Entwickelungs-Geschichte und natürliches System der europäischen Thierwelt : Erster Theil welcher die Vogelsäugethiere und Vögel nebst Andeutung der Entstehung der letzteren aus Amphibien enthält - Kaup, J. J. (Johann Jacob), 1803 -1873 (In commission bei Carl Wilhelm Leske, 1829)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1905)

Skogsvårdsföreningens tidskrift - Föreningen för skogsvård (Sweden) (Centraltryckeriet, 1907)

Skrifter udgivne af Videnskabsselskabet i Christiania. I, Mathematisk-naturvidenskabelig klasse - Christiania videnskabs-selskab. I–Math.-naturv. klasse. (I Kommission hos J. Dybwad, 1906)

The smaller British birds : with descriptions of their nests, eggs, habits - Adams, Henry B. (Gibbins, 1894)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1859)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1864)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1880)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1878)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1881)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1882)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1904)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1905)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1907)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1924)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1948)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1951)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1961)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1962)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1966)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1972)

Smithsonian miscellaneous collections - Smithsonian Institution (Smithsonian Institution, 1984)

Snag habitat management : proceedings of the symposium, June 7-9, 1983, Northern Arizona University, Flagstaff - Davis, Jerry W. (Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1983)

Snow cover as an integral factor of the environment and its importance in the ecology of mammals and birds - Pruitt, William O. Jr. 1922 -2009 (Boreal Institute for Northern Studies, University of Alberta, 1969)

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Societatum litterae (R. Friedländer, 1893)

Society for the Protection of Birds : educational series - Royal Society for the Protection of Birds (The Society's Publishing Office, 1896)

Some birds of the Canary Islands and South Africa - Harris, Henry E. (R.H. Porter, 1901)

Some Chinese vertebrates ... - Bangs, Outram, 1862 -1932 (Printed for the Museum, 1912)

Some south Indian insects and other animals of importance considered especially from an economic point of view - Fletcher, T. B. (Thomas Bainbrigge), 1878 -1950 (Printed by the Superintendent, Government Press, 1914)

Some south Indian insects and other animals of importance considered especially from an economic point of view - Fletcher, T. B. (Thomas Bainbrigge), 1878 -1950 (Printed by the superintendent, government press, 1914)

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South Carolina. Resources and population. Institutions and industries - Hammond, Harry, (Walker, Evans & Cogswell, printers, 1883)

South Devon Monthly Museum - South Devon Monthly Museum.

Southern Africa. A geography and natural history of the country, colonies, and inhabitants from the Cape of Good Hope to Angola, together with notices of their origins, manners, habits, customs, traditions, superstitions, religious usages, languages, past and present conditions, manufactures, wepons, etc. ... - Fleming, Francis Patrick. (Arthur Hall, Virtue, and Co, 1856)

Special report on diseases of cattle - Pearson, Leonard, 1868 -1909 (Govt. print. off, 1916)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1972)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1977)

Special scientific report. Wildlife - U.S. Fish; Wildlife Service (The Service, 1978)

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Species taxa of North American birds; a contribution to comparative systematics - Mayr, Ernst, 1904 -2005 (The Club, 1970)

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Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1977)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1987)

Spixiana - Zoologische Staatssammlung München. (Zoologische Staatssammlung Mchen, 1999)

Sporozoenkunde; ein Leitfaden für Aerzte, Tierärzte, und Zoologen - Wasielewski, Theodor Karl Wilhelm Nicholas von, 1868 - (Fischer, 1896)

Sporting sketches at home and abroad - Wheelwright, H. W. (Horace William) 1815 -1865 (F. Warne, 1866)

Sporting sketches: home and abroad - Wheelwright, H. W. (Horace William) 1815 -1865 (Frederick Warne and Co, 1866)

The sportsman's British bird book - Lydekker, Richard, 1849 -1915 (Rowland Ward, 1908)

Sprawozdanie Komisyi Fizyograficznej (1899)

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The standard catalogue of North American birds eggs - Lattin, Frank H. (Frank Haak), 1861 -1937 (F.H. Lattin, 1892)

The standard natural history - Kingsley, J. S. (John Sterling), 1854 -1929 (S.E. Cassino and company, 1885)

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Stemmata avium : quadraginta tabulis aeneis ornata ; accedunt nomenclatores, Polono-latinus et Latino-polonus = Geschlechtstafeln der Vögel, mit vierzig Kupfern erläutert - Klein, Jacob Theodor, 1685 -1759 (Apud Adam. Henr. Holle, 1759)

Stirpes novae :aut minus cognitae, quas descriptionibus et iconibus - Redouté, Pierre Joseph, 1759 -1840 (ex typographia Philippi-Dionysii Pierres, 1784)

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Strange dwellings : being a description of the habitations of animals, abridged from 'Homes without hand' - Wood, J. G. (John George), 1827 -1889 (Longmans, Green, 1903)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1872)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1874)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1875)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1876)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1877)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1878)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1879)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1880)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1887)

Stray feathers. Journal of ornithology for India and its dependencies - Hume, Allan Octavian, 1829 -1912 (s.n, 1873)